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Total Mean and Standard Deviation: Expected Number Sold

APSTAT-4FEFE4

Per inning, a vendor will sell an average of $6$ hot dogs with a standard deviation of $1.6$ .

What is the expected total number of hot dogs he/she will sell and with what standard deviation during the first four innings of a baseball game?

A

$\mu =24\quad \sigma =3.2$

B

$\mu =24\quad \sigma =6.4$

C

$\mu =24\quad \sigma =10.24$

D

$\mu =1.5\quad \sigma =3.2$

E

$\mu =1.5\quad \sigma =6.4$